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3966results about "Battery isolation" patented technology

Powered surgical stapling device

A powered surgical stapler is disclosed. The stapler includes a housing, an endoscopic portion extending distally from the housing and defining a first longitudinal axis, a drive motor disposed at least partially within a housing and a firing rod disposed in mechanical cooperation with the drive motor. The firing rod is rotatable by the motor about the first longitudinal axis extending therethrough. The stapler also includes an end effector disposed adjacent a distal portion of the endoscopic portion. The end effector is in mechanical cooperation with the firing rod so that the firing rod drives a surgical function of the end effector. The stapler further includes a control system having a plurality of sensors coupled to the drive motor, the firing rod, the loading unit and the end effector, the plurality of sensors configured to detect operating parameters thereof. The control system also includes a microcontroller coupled to the plurality of sensors and being configured to determine operating status of the powered surgical stapler as a function of the detected operating parameters.
Owner:TYCO HEALTHCARE GRP LP

Powered surgical stapling device

A powered surgical stapler is disclosed. The stapler includes a housing, an endoscopic portion extending distally from the housing and defining a first longitudinal axis, a drive motor disposed at least partially within a housing and a firing rod disposed in mechanical cooperation with the drive motor. The firing rod is rotatable by the motor about the first longitudinal axis extending therethrough. The stapler also includes an end effector disposed adjacent a distal portion of the endoscopic portion. The end effector is in mechanical cooperation with the firing rod to fire a surgical fastener. The stapler further includes a current sensor configured to measure a current draw on the motor and a controller configured to determine whether the surgical fastener is successfully deployed based on the current draw on the motor.
Owner:TYCO HEALTHCARE GRP LP

Sterile transfer battery container

A method and apparatus for enabling the use of a non-sterile battery with a sterile surgical instrument. The sterile transfer container has a tubular body with a closed distal end and an open proximal end. The container is provided with a cover and a locking mechanism for locking the cover to the body. The container is adapted to be attached to a surgical instrument in such a way that the latch assembly is prevented from opening until the container is removed from the instrument.
Owner:LINVATEC

Shock proof structure of battery pack for receiving battery cell

A shock proof structure of a battery pack for receiving a battery cell is formed in an electrical tool. The battery pack includes a base having a space for receiving the battery cell and a lid for opening or closing the space. The space has a plurality of first buckling portions separated by a gap disposed at a bottom side thereof. A plurality of second buckling portions with shock absorbance is formed at an inner sidewall of the lid. The plate sets include two plates separated by a gap are symmetrically positioned. The plates of each plate set have a second buckling portion with a stretching gap formed in between. The second buckling portion is positioned at the opposite end of the first buckling portion to provide the battery cell to be steadily buckled between the first and the second buckling portions.
Owner:DE POAN PNEUMATIC

Thermal management systems for battery packs

A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a system to dissipate heat from the battery pack.
Owner:BLACK & DECKER INC

Powered surgical stapling device

A surgical stapler includes a handle assembly, an end effector, a firing rod disposed in mechanical cooperation with the end effector, a drive motor coupled to the firing rod, a sensor, and a controller. The end effector includes a first and second jaw member moveable relative to one another. The first jaw member includes a surgical fastener and the second jaw member includes an anvil. The drive motor is configured to advance the firing rod to cause the first and second jaw members to clamp tissue and to eject a surgical fastener. The surgical stapler includes a sensor that is configured measure a clamping force exerted on tissue by the first and second jaw members. The controller control a speed of the drive motor based on the measured clamping force.
Owner:TYCO HEALTHCARE GRP LP

Battery of electrochemical generators comprising a foam as inter-generator filler material

A battery of lithium electrochemical generators including a casing; a plurality of lithium electrochemical generators housed in the casing, each generator including a container; a rigid, flame-retardant foam with closed porosity formed of an electrically insulating material filling the space between the inner wall of the casing and the free surface of the side wall of the container of each electrochemical generator, the foam covering the free surface of the side wall of the container of each electrochemical generator over a length representing at least 25% of the height of the container.
Owner:SAFT GRP SA

Electrochemical apparatus with barrier layer protected substrate

The present invention relates to apparatus, compositions and methods of fabricating high performance thin-film batteries on metallic substrates, polymeric substrates, or doped or undoped silicon substrates by fabricating an appropriate barrier layer composed, for example, of barrier sublayers between the substrate and the battery part of the present invention thereby separating these two parts chemically during the entire battery fabrication process as well as during any operation and storage of the electrochemical apparatus during its entire lifetime. In a preferred embodiment of the present invention thin-film batteries fabricated onto a thin, flexible stainless steel foil substrate using an appropriate barrier layer that is composed of barrier sublayers have uncompromised electrochemical performance compared to thin-film batteries fabricated onto ceramic substrates when using a 700° C. post-deposition anneal process for a LiCoO2 positive cathode.
Owner:SAPURAST RES

Battery assembly with temperature control device

A battery assembly has a plurality of battery packs each presenting a housing and multiple cells adjacent one and the other and disposed in the housing. A foam solution is injected into the case of each battery pack. The foam extends around each cell and the case to encapsulate each cell thereby eliminating air gaps between the cells and the case and receiving heat generating by the cells in operational mode of the battery pack.
Owner:ENERDEL

Electrochemical apparatus with barrier layer protected substrate

The present invention relates generally to fabricating well performing thin-film batteries onto metallic substrates, polymeric substrates, and doped and undoped silicon substrates. More specifically, the invention may include fabricating an appropriate diffusion barrier layer between the substrate and the battery part of the present invention that separates said two parts chemically during the entire battery fabrication process and the operation and storage conditions of the electrochemical apparatus during its entire lifetime. In one embodiment of the present invention, thin-film batteries fabricated onto a thin, flexible, stainless steel foil substrate using an appropriate diffusion layer show uncompromised electrochemical performance compared to thin-film batteries fabricated onto ceramic substrates when using a 700° C. post-deposition anneal process for the LiCoO2 positive cathode.
Owner:SAPURAST RES

Thermal barrier structure for containing thermal runaway propagation within a battery pack

A battery pack is provided that includes one or more thermal barrier elements, the thermal barrier elements dividing the cells within the battery pack into groups of cells. The thermal barrier elements that separate the cells into groups prevent a thermal runaway event initiated in one group of cells from propagating to the cells within a neighboring group of cells.
Owner:TESLA INC

Liquid electrode battery

An electrochemical battery that exchanges energy with an external device. The battery includes a container containing a positive electrode, a negative electrode and an intervening electrolyte, the electrodes and electrolyte existing as liquid material layers in the container at the operating temperature of the battery so that adjacent layers form respective electrode-electrolyte interfaces. Positive and negative current collectors are in electrical contact with the positive and negative electrodes, respectively, both collectors being adapted for connection to the external device to create a circuit through which current flows. A circulation producer in the battery causes circulation within at least one of the layers to increase the flux of material in one layer to an interface with an adjacent layer, thereby giving the battery a greater current / power capability.
Owner:MASSACHUSETTS INST OF TECH

Thermal management system of power battery

The invention relates to a thermal management system of a power battery, and belongs to a component of a battery management system. The thermal management system of the power battery mainly consists of a battery box, a heat pipe, a liquid flow pipe, a liquid box, a semiconductor heating / refrigerating element, a liquid circulating pump, a battery control unit, a temperature sensor, a radiator and a fan. The radiator and the fan are installed outside the battery box, the battery box, the heat pipe, the liquid flow pipe, the liquid box, the semiconductor heating / refrigerating element, the liquid circulating pump, the battery control unit and the temperature sensor are installed in the battery box and organically combined with a battery module. The heat pipe is inserted into the battery module. The heat pipe is compactly attached to the battery module and the liquid flow plate above the battery module. The liquid flow plate is internally provided with a liquid circulating pipeline connected with the liquid circulating pump which is further connected with the liquid box filled with a circulating liquid. The semiconductor heating / refrigerating element is contacted with the liquid box and attached to the radiator. The battery box is further provided with the temperature sensor connected with battery control unit which controls the liquid circulating pump, the semiconductor heating / refrigerating element and the fan to work. The thermal management system of the power battery provided by the utility model is reasonable in structure and can quickly heat and cool.
Owner:CHINA AUTOMOTIVE BATTERY RES INST CO LTD

Battery system with battery cells held in a stack by metal bands

The battery system has a battery block 2 with a plurality of battery cells 1 that are rectangular batteries stacked with intervening insulating separators 15, and that battery block 2 is held by fastening components 3. The fastening components 3 are provided with a pair of endplates 4 disposed at the ends of the stacked battery cells 1, and metal bands 5 on both sides of the battery block 2 connected at both ends to the endplates 4. An insulating separator 15 has an insulating plate section 15X, which intervenes between adjacent battery cells 1, and insulating walls 15C, which cover both battery cell 1 side-walls, formed from plastic as a single-piece. In this battery system, insulating plate sections 15X are sandwiched between battery cells 1, and the insulating walls 15C are disposed between battery cell outer side-walls and metal bands to insulate the battery cells from the metal bands.
Owner:SANYO ELECTRIC CO LTD

Thin printable electrochemical cell utilizing a "picture frame" and methods of making the same

A thin printed flexible electrochemical cell, and its method of manufacture, using a “picture frame” structure sealed, for example, with a high moisture and oxygen barrier polymer film and featuring, for example, a printed cathode deposited on an optional, highly conductive carbon printed cathode collector with a printed or a foil strip anode placed adjacent to the cathode. A viscous or gelled electrolyte is dispensed and / or printed in the cell, and a top laminate can then be sealed onto the picture frame. Such a construction could allow the entire cell to be made on a printing press, for example, as well as gives the opportunity to integrate the battery directly with an electronic application, for example.
Owner:BLUE SPARK INNOVATIONS LLC

Battery system cooled via coolant

The battery system cooled via coolant has a battery block 3 with a plurality of rectangular batteries 1 retained in a stacked configuration by a battery holder 4; a cooling plate 8 disposed in thermal contact with the bottom surface of the battery block 3 and having a hollow region 18 inside; cooling pipe 6 disposed inside the hollow region 18 of the cooling plate 8; and a coolant supply device 7 to supply coolant to the cooling pipe 6. The hollow cooling plate 8 has a surface plate 8A that makes thermal contact with the bottom surface of the battery block 3, and cooling pipe 6 is disposed within the hollow region 18 in contact with the inside of the surface plate 8A. Further, the cooling plate 8 hollow region 18 is filled with plastic foam 9.
Owner:SANYO ELECTRIC CO LTD

Fuel cell powered electric vehicle

In a fuel cell powered electric vehicle having a fuel cell system and an electricity storing device for storing electricity generated by the fuel cell system, the fuel cell system and the electricity storing device stored in a box are fixed to a lower side of a floor of a cabin. A plate is provided to separate the fuel cell system and the electricity storing device in the interior of the box from each other. In addition, through holes are provided in the floor of the cabin for connecting between a refrigerant inlet port and a refrigerant outlet port of the electricity storing device and the cabin.
Owner:HONDA MOTOR CO LTD

Electric storage unit

An electric power storage unit includes plural storage element blocks, an external bus bar for electrically connecting the storage element blocks, a base made of metal for fixing the storage element blocks, and a cover fixed to the base for accommodating the storage element blocks. Each of the storage element blocks includes plural electric power storage elements connected electrically to each other, and a case made of heat-conductive insulating resin for holding the electric power storage elements. This electric power storage unit reduces variation of cooling of the electric power storage elements, hence having high reliability.
Owner:PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD

Heated Garment

The present invention relates to a garment assembly including an outer layer selected from any separately manufactured outer layer and a liner covering an inner surface of the outer layer. The inner layer includes a fabric layer, at least one flexible heating element affixed to the fabric layer, a controller electrically connected to the heating element, a portable power supply electrically connected to the controller and the heating elements; electrical leads affixed to the fabric layer to provide an electrical connection between the portable power supply, the controller and the at least one heating element, and at least one closeable pocket for housing the controller and the portable power supply. The present invention further relates to a rechargeable battery pack for seasonal use in a heated garment having at least one battery and battery control circuit having a current drain on said at least one battery maintained within a self-contained housing. The battery further includes a switch located between the battery and battery control circuit operative to, during long periods of non-use, create an open circuit between the battery and the battery control circuit.
Owner:RICHMOND SIMON NICHOLAS

Power supply apparatus and vehicle having the same

A power supply apparatus includes: a battery cell stack obtained by stacking a plurality of battery cells; and a cover case surrounding an outside of the battery cell stack, in which a resin is poured between the battery cell stack and the cover case, achieving a waterproof structure of making the battery cell stack waterproof. This allows prevention of water entering from an outside, thereby preventing unintentional electric conduction or corrosion. A gap between the battery cell stack and the cover case is also eliminated to prevent the harmful influence on the battery cell stack due to condensation inside the cover case.
Owner:SANYO ELECTRIC CO LTD

Vehicle battery systems and methods

The invention provides for a high occupancy or heavy-duty vehicle with a battery propulsion power source, which may include lithium titanate batteries. The vehicle may be all-battery or may be a hybrid, and may have a composite body. The vehicle battery system may be housed within the floor of the vehicle and may have different groupings and arrangements.
Owner:PROTERRA OPERATING CO INC

Battery pack enclosure with controlled thermal runaway release system

A battery pack thermal management system is provided that is comprised of at least one enclosure failure port integrated into at least one wall of a battery pack enclosure, where the enclosure failure port(s) remains closed during normal operation of the battery pack, and opens during a battery pack thermal runaway event, thereby providing a flow path for hot gas generated during the thermal runaway event to be exhausted out of the battery pack enclosure in a controlled fashion.
Owner:TESLA INC

Bipolar battery assembly

The invention relates to an article comprising: a) one or more stacks of battery plates comprising one or more bipolar plates; b) located between each plate is a separator and a liquid electrolyte; further comprising one of more of the features: 1) c) the one or more stacks of battery plates having a plurality of channels passing transversely though the portion of the plates having the cathode and / or the anode deposited thereon; and d) i) one or more seals about the periphery of the channels which prevent the leakage of the liquid electrolyte into the channels, and / or posts located in one or more of the channels having on each end an overlapping portion that covers the channel and sealing surface on the outside of the monopolar plates adjacent to the holes for the transverse channels and applies pressure on the sealing surface of the monopolar plates wherein the pressure is sufficient to withstand pressures created during assembly and operation of electrochemical cells created by the stacks of battery plates; 2) c) a membrane comprising a thermoplastic polymer is disposed about the entire periphery of the edges of the stack of plates; 3) wherein the separator is in the form of a sheet having adhered to its periphery a frame; and 4) c) an integrated valve and integrated channel communicating with the valve.
Owner:ADVANCED BATTERY CONCEPTS
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